The IEEE Sixth International Conference on Biometrics: Theory, Applications and Systems (BTAS 2013), a continuation of the highly successful BTAS conference series started in 2007, will be held in the September 29 ñ October 2, 2013 time period in Washington, DC. BTAS 2013 is the premier research conference focused on all aspects of biometrics. It is intended to have a broad scope, including advances in fundamental signal processing, image processing, pattern recognition and statistical and mathematical techniques relevant to biometrics, new algorithms and/or technologies for biometrics, analysis of specific applications, and analysis of the social impact of biometrics technology.